CN108872072B - Intelligent pre-detection device and method for bamboo chip missing edges - Google Patents
Intelligent pre-detection device and method for bamboo chip missing edges Download PDFInfo
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- CN108872072B CN108872072B CN201810438015.4A CN201810438015A CN108872072B CN 108872072 B CN108872072 B CN 108872072B CN 201810438015 A CN201810438015 A CN 201810438015A CN 108872072 B CN108872072 B CN 108872072B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/08—Detecting presence of flaws or irregularities
Abstract
The invention discloses an intelligent pre-detection device for bamboo chip missing edges, which comprises a rack, a guide device for guiding bamboo chips, a driving device for driving the bamboo chips, a lifting device for lifting the driving device and a PLC display device for electrically connecting all electrical elements, wherein the guide device is used for guiding the bamboo chips; the device structure is ingenious reasonable, adopts mechanical transmission structure to lack the limit to the bamboo chip and detects, easily controls, and detection efficiency is high moreover, can satisfy the demand that detects on a large scale.
Description
Technical Field
The invention relates to the field of bamboo processing, in particular to an intelligent bamboo chip edge-lacking pre-detection device.
Background
After being processed into bamboo chips, the bamboos can be used as raw materials of floors, furniture and artworks, but when the width of the bamboo chips has edges in the processing process (namely one bamboo chip, the width variation range of the bamboo chip is more than 0.05-0.1mm in the whole length range), the quality grade of the bamboo board is reduced by gaps generated by the spliced boards, so that the width of the bamboo chips needs to be checked; at present, the inspection is carried out through manual work, the efficiency is lower, careless mistakes are easy to occur, and an intelligent detection device capable of automatically inspecting the edge lack of the bamboo chips is needed.
CN201510321519.4 has mentioned an supersound motor intellectual detection system bamboo chip and has lacked limit device, and the device drives the bamboo chip through the supersound motor, when the unable drive bamboo chip of supersound motor or detection device detected that bamboo chip speed is less than the drive speed of supersound motor, just can judge that the bamboo chip lacks the limit, but the device is because the detection precision is higher, and the instrument price is higher moreover, is not suitable for large-scale preliminary examination, needs a device that can carry out extensive preliminary examination to the bamboo chip.
Disclosure of Invention
Aiming at the problems, the invention provides the intelligent bamboo chip edge defect pre-detection device which is ingenious and reasonable in structure, easy to control and high in detection efficiency by adopting a mechanical transmission structure to detect the bamboo chip edge defects, and can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a bamboo chip lacks limit intelligence preliminary testing device, includes the frame, is used for the guider of bamboo chip direction, is used for driving the drive arrangement of bamboo chip, is used for lift drive arrangement's elevating gear and is used for the PLC display device of each electric component of electricity connection.
Specifically, guider includes the conveying roller set that baffle and one row of conveying roller constitute, the flexible end lower extreme at telescopic cylinder is fixed to the upper surface center department level of baffle, and telescopic cylinder fixes the upper surface in the frame, the parallel setting of conveying roller set is in the below of baffle, and the both ends of conveying roller are rotated and are connected on the inside wall of frame both sides, and the interval between baffle and the conveying roller set is adjusted to flexible end through telescopic cylinder is flexible.
Preferably, the baffle be equipped with the through-hole on the surface, through-hole department installs the infrared emission pipe of infrared ray time-recorder, the infrared receiving tube of infrared ray time-recorder is located conveying roller set one side and sets up with infrared emission pipe is relative, counts the time of bamboo chip process through-hole department through the infrared ray time-recorder, the output and the PLC display device electric connection of infrared ray time-recorder.
The infrared timer adopts an infrared correlation type, namely two geminate transistors are oppositely arranged, and an infrared receiving tube and an infrared transmitting tube are respectively arranged at two sides of the motion trail of the bamboo chips; when the object passes through the through hole, infrared transmission between the geminate transistors is interrupted, the infrared receiving tube cannot receive light transmitted by the infrared transmitting tube, the infrared timer transmits the signal to the PLC display device for timing, when the object passes through the through hole, namely, the through hole is free of obstacles, the infrared receiving tube receives infrared light of the infrared transmitting tube, timing is stopped, and the object passing time can be rapidly calculated.
Specifically, drive arrangement includes that roof-rack and drive roof do the board of accepting of oval orbit motion in the vertical plane, and the cross-section of roof-rack is isosceles triangle, and the top of roof-rack is in the lower surface of bamboo chip, and through the frictional force drive bamboo chip between roof-rack and the bamboo chip and remove, the upper surface of accepting the board is fixed to the lower terminal surface of roof-rack, is equipped with pressure sensor between the lower terminal surface of roof-rack and the upper end face of accepting the board, pressure sensor's output and PLC display device electric connection.
Preferably, the middle part of the lower end of the bearing plate is vertically connected with the upper end of a first connecting rod, the first connecting rod is sleeved with a first sleeve in a sliding manner, two ends of the outer side wall of the first sleeve are symmetrically connected with one end of two second connecting rods opposite to each other, the other end of the left second connecting rod is fixedly connected with one end of a sliding block, the other end of the sliding block is abutted against one side wall edge of a bevel turntable, the side wall edge of the bevel turntable is provided with an annular sliding chute matched with the sliding block, the rotating shaft of the bevel turntable is fixedly connected with a rotating shaft of a motor, the motor is fixed on a lifting seat, the other end of the right second connecting rod extends into an inner cavity of the second sleeve and is connected with the bottom of the second sleeve through a first spring, the second sleeve is vertically connected with the side wall of the lifting seat, the side wall of the lifting seat below the second sleeve is rotatably connected with one end of, the mandrel is connected with the bevel connection turntable in a coaxial rotating mode, an eccentric wheel is fixedly sleeved on the mandrel, the upper end of the eccentric wheel abuts against the lower surface of the baffle, the upper end face of the baffle is vertically and fixedly connected with the lower end of the first connecting rod, the first connecting rod is sleeved with a second spring, the upper end of the second spring is connected with the lower end of the first sleeve, and the lower end of the second spring is connected with the upper surface of the baffle.
Specifically, elevating gear is equipped with the slide opening including lift seat and the screw rod of contradicting at lift seat lower surface on the lift seat, and the vertical slide bar that is equipped with and slide opening assorted on the base of frame, and the lift seat passes through slide opening sliding connection from top to bottom on the slide bar, is fixed with the connecting block on the base of frame, the connecting block is located the below at lift seat lower surface center, and the screw rod passes the connecting block and stretches out the base of frame downwards, screw rod and connecting block threaded connection, and the lower surface center department at the lift seat is supported to the upper end of screw rod, and the lower extreme of screw rod is fixed with the regulation runner.
The invention also provides an intelligent bamboo chip edge deletion pre-detection method, which comprises the following steps:
a: according to the thickness of the bamboo chips, the distance between the guide plate and the conveying roller set is adjusted by controlling the telescopic end of the telescopic cylinder to stretch, so that the lower end face of the guide plate can be attached to the upper surface of the bamboo chips to guide the bamboo chips, and when the bamboo chips pass through the guide plate and the conveying roller set, the bamboo chips can only horizontally move between the guide plate and the conveying roller set, so that the bamboo chips are prevented from shaking up and down, and the detection accuracy is improved;
b: setting initial pressure between the top of the top frame and the lower surface of the bamboo chip, enabling the top of the top frame to be at the highest point, enabling the top end of the screw rod to move upwards or downwards by rotating the adjusting rotating wheel, driving the lifting seat to move up and down on the sliding rod, adjusting the pressure between the top of the top frame on the lifting seat and the lower surface of the bamboo chip, and enabling the pressure between the top frame and the bamboo chip to reach a set value by observing an output value of a pressure sensor on a PLC display device so as to ensure the accuracy of measurement;
c: the motor is started to drive the bevel turntable to rotate, a sliding block which is in sliding contact with the annular sliding groove in the edge of the side wall of the bevel turntable drives the bearing plate to move towards the right side, meanwhile, the bevel turntable rotates to drive the eccentric wheel on the mandrel to rotate, the eccentric wheel pushes the bearing plate to move upwards, and the eccentric wheel and the bearing plate are combined to drive the bearing plate to move upwards in an arc shape towards the right side;
d: the top of the top frame is driven by the bearing plate to do elliptic track motion in a vertical plane, the top of the top frame can generate large pressure on the lower surface of the bamboo chip when moving to the highest point of the elliptic track every time, so that driving friction force is generated, the top frame drives the bamboo chip to advance along the guide device through the driving friction force between the top frame and the bamboo chip, when the lower end surface of the bamboo chip is short of a wider edge, the pressure between the top frame and the bamboo chip is reduced, so that the driving friction force is reduced, the top frame cannot drive the bamboo chip or needs to spend longer time to pass through the guide device, and the time output to the PLC display device through the infrared timer can be used for pre-detecting whether the edge of the bamboo chip is short of the edge.
The PLC display device comprises a PLC processing chip and a display screen, wherein the input end of the PLC processing chip is electrically connected with the infrared timer 2 and the pressure sensor 8, and the output end of the PLC display device displays the time value of the bamboo chips 26 passing through the through holes and the pressure value between the top frame 6 and the bamboo chips 26 through the display screen; the master control PLC chip of the PLC display device is Siemens S400 type; the pressure sensor 8 is a PXM309 series, and specifically adopts a PXM309-001A10V model.
Compared with the prior art, the invention has the beneficial effects that: the device structure is ingenious reasonable, adopts mechanical transmission structure to lack the limit to the bamboo chip and detects, easily controls, and detection efficiency is high moreover, can satisfy the demand that detects on a large scale.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of the invention at B of FIG. 1;
FIG. 4 is a schematic diagram of the electrical connection of the electrical components of the present invention;
in the figure: 1-a frame, 2.1-an infrared transmitting tube, 2.2-an infrared receiving tube, 3-a guide plate, 4-a conveying roller, 5-a telescopic cylinder, 6-a top frame, 7-a bearing plate, 8-a pressure sensor, 9-a first connecting rod, 10-a first sleeve, 11-a second connecting rod, 12-a sliding block, 13-a bevel turntable, 14-a motor, 15-a lifting seat, 16-a second sleeve, 17-a first spring, 18-a mandrel, 19-an eccentric wheel, 20-a baffle, 21-a second spring, 22-a screw rod, 23-a sliding rod, 24-a connecting block, 25-an adjusting rotating wheel and 26-a bamboo chip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a bamboo chip lacks limit intelligence preliminary testing device, includes frame 1, is used for the guider of bamboo chip 26 direction, is used for the drive arrangement of drive bamboo chip 26, is used for lift drive arrangement's elevating gear and is used for the PLC display device of each electric component of electricity connection.
Preferably, guider includes the conveying roller set that baffle 3 and a row of conveying rollers 4 constitute, the flexible end lower extreme at telescopic cylinder 5 is fixed to the upper surface center department level of baffle 3, telescopic cylinder 5 is fixed at the upper surface of frame 1, the parallel setting of conveying roller set is in the below of baffle 3, the both ends of conveying rollers 4 are rotated and are connected on the inside wall of frame 1 both sides, adjust the interval between baffle 3 and the conveying roller set through telescopic cylinder 5's flexible end is flexible, thereby make the bamboo chip 26 of different thickness pass through guider the baffle 3 can both paste the upper surface at bamboo chip 26 and play the guide effect to bamboo chip 26.
Further, be equipped with the through-hole on the surface of baffle 3, infrared emission pipe 2.1 of infrared ray time-recorder 2 is installed to through-hole department, infrared receiving pipe 2.2 of infrared ray time-recorder 2 is located conveying roller set one side and sets up with infrared emission pipe 2.1 is relative, sets up infrared receiving pipe 2.2 on lift seat 15 in this embodiment. The time of the bamboo chips 26 passing through the through holes is timed through the infrared timer 2, and the output end of the infrared timer 2 is electrically connected with the PLC display device. The infrared timer 2 adopts an infrared correlation type, namely two geminate transistors are oppositely arranged, and an infrared receiving tube 2.2 and an infrared transmitting tube 2.1 are respectively arranged at two sides of the motion trail of the bamboo chips; when the object passes through the through hole, infrared transmission between the geminate transistors is interrupted, the infrared receiving tube 2.2 can not receive the light transmitted by the infrared transmitting tube 2.1, the infrared timer 2 transmits the signal to the PLC display device for timing, when the object passes through the through hole, namely, the through hole is free of obstacles, the infrared receiving tube 2.2 receives the infrared light of the infrared transmitting tube 2.1, timing is stopped, and the object passing time can be rapidly calculated.
Preferably, the driving device comprises an upper frame 6 and a bearing plate 7 for driving the upper frame 6 to do elliptic motion in a vertical plane, the section of the upper frame 6 is in an isosceles triangle shape, the tip of the upper frame 6 is pressed against the lower surface of the bamboo chip 26, the bamboo chip 26 is driven to move through the friction force between the upper frame 6 and the bamboo chip 26, the lower end surface of the upper frame 6 is fixed on the upper surface of the bearing plate 7, a pressure sensor 8 is arranged between the lower end surface of the upper frame 6 and the upper end surface of the bearing plate 7, and the output end of the pressure sensor 8 is electrically connected with the PLC display device;
the middle part of the lower end of the bearing plate 7 is vertically connected with the upper end of a first connecting rod 9, the first connecting rod 9 is sleeved with a first sleeve 10 in a sliding manner, two ends of the outer side wall of the first sleeve 10 are symmetrically connected with one end of two second connecting rods 11 which are opposite, the other end of the second connecting rod 11 which is positioned on the left side is fixedly connected with one end of a sliding block 12, the other end of the sliding block 12 is abutted against the edge of one side wall of a bevel turntable 13, the edge of the side wall of the bevel turntable 13 is provided with an annular sliding chute which is matched with the sliding block 12, the rotating shaft of the bevel turntable 13 is fixedly connected with the rotating shaft of a motor 14, the motor 14 is fixed on a lifting seat 15, the other end of the second connecting rod 11 which is positioned on the right side extends into the inner cavity of the second sleeve 16 and is connected with the bottom of the second sleeve 16 through a first spring 17, the second sleeve 16 is vertically connected on the, the other end of the mandrel 18 is fixedly connected with a rotating shaft of the bevel rotating disc 13, the mandrel 18 is coaxially and rotatably connected with the bevel rotating disc 13, an eccentric wheel 19 is fixedly sleeved on the mandrel 18, the upper end of the eccentric wheel 19 abuts against the lower surface of a baffle plate 20, the upper end surface of the baffle plate 20 is vertically and fixedly connected with the lower end of a first connecting rod 9, a second spring 21 is sleeved on the first connecting rod 9, the upper end of the second spring 21 is connected with the lower end of a first sleeve 10, and the lower end of the second spring 21 is connected with the upper surface of the baffle plate 20.
Preferably, elevating gear includes lift seat 15 and contradicts at the screw rod 22 of lift seat 15 lower surface, is equipped with the slide opening on lift seat 15, vertical being equipped with on the base of frame 1 with slide opening assorted slide bar 23, and slide connection is on slide bar 23 about lift seat 15 passes through the slide opening, is fixed with connecting block 24 on the base of frame 1, connecting block 24 is located the below at lift seat 15 lower surface center, and screw rod 22 passes connecting block 24 and stretches out the base of frame 1 downwards, and screw rod 22 and connecting block 24 threaded connection, the upper end of screw rod 22 support at the lower surface center department of lift seat 15, and the lower extreme of screw rod 22 is fixed with the regulation runner 25.
The PLC display device comprises a PLC processing chip and a display screen, wherein the input end of the PLC processing chip is electrically connected with the infrared timer 2 and the pressure sensor 8, and the output end of the PLC display device displays the time value of the bamboo chips 26 passing through the through holes and the pressure value between the top frame 6 and the bamboo chips 26 through the display screen; the master control PLC chip of the PLC display device is Siemens S400 type; the pressure sensor 8 is a PXM309 series, and specifically adopts a PXM309-001A10V model.
The working principle of the intelligent bamboo chip edge pre-detection device is as follows:
a: according to the thickness of the bamboo chips 26, the distance between the guide plate 3 and the conveying roller set is adjusted by controlling the telescopic end of the telescopic cylinder 5 to stretch, so that the lower end face of the guide plate 3 can be attached to the upper surface of the bamboo chips 26 to guide the bamboo chips 26, when the bamboo chips 26 pass through the guide plate 3 and the conveying roller set, the bamboo chips 26 can only horizontally move between the guide plate 3 and the conveying roller set, the bamboo chips 26 are prevented from shaking up and down, and the detection accuracy is improved;
b: setting initial pressure between the top of the top frame 6 and the lower surface of the bamboo chip 26, firstly enabling the top of the top frame 6 to be at the highest point, enabling the top end of the screw rod 22 to move upwards or downwards by rotating the adjusting rotating wheel 25, thereby driving the lifting seat 15 to move up and down on the sliding rod 23, adjusting the pressure between the top of the top frame 6 on the lifting seat 15 and the lower surface of the bamboo chip 26, and enabling the pressure between the top frame 6 and the bamboo chip 26 to reach a set value by observing the output value of the pressure sensor 8 on the PLC display device so as to ensure the accuracy of measurement;
c: the motor 14 is started to drive the bevel connection turntable 13 to rotate, the sliding block 12 which is in sliding contact with the annular sliding groove on the edge of the side wall of the bevel connection turntable 13 drives the bearing plate 7 to move towards the right side, meanwhile, the bevel connection turntable 13 rotates to drive the eccentric wheel 19 on the mandrel 18 to rotate, the eccentric wheel 19 pushes the bearing plate 7 to move upwards, and the two are combined to drive the bearing plate 7 to move upwards in an arc shape towards the right side;
d: the top of the top frame 6 is driven by the bearing plate 7 to do elliptic track motion in a vertical plane, when the top of the top frame 6 moves to the highest point of the elliptic track, a large pressure can be applied to the lower surface of the bamboo chip 26 every time, so that driving friction force is generated, the top frame 6 drives the bamboo chip 26 to move forward along the guide device through the driving friction force between the top frame 6 and the bamboo chip 26, when the lower end surface of the bamboo chip 26 has a wide lacking edge, the pressure between the top frame 6 and the bamboo chip 26 is reduced, so that the driving friction force is reduced, the top frame 6 cannot drive the bamboo chip 26 or needs to spend a longer time to pass through the guide device, and the time output to the PLC display device through the infrared timer 2 can be used for pre-detecting whether the lacking edge of the bamboo chip 26.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (2)
1. The intelligent bamboo chip edge deletion pre-detection device is characterized by comprising a rack (1), a guide device for guiding a bamboo chip (26), a driving device for driving the bamboo chip (26), a lifting device for lifting the driving device and a PLC display device for electrically connecting various electrical elements;
the guide device comprises a guide plate (3) and a conveying roller set consisting of a row of conveying rollers (4), the center of the upper surface of the guide plate (3) is horizontally fixed at the lower end of the telescopic end of a telescopic cylinder (5), the telescopic cylinder (5) is fixed on the upper surface of the rack (1), the conveying roller set is arranged below the guide plate (3) in parallel, two ends of each conveying roller (4) are rotatably connected to the inner side walls of two sides of the rack (1), and the distance between the guide plate (3) and the conveying roller set is adjusted through the telescopic end of each telescopic cylinder (5) in a telescopic mode;
the surface of the guide plate (3) is provided with a through hole, an infrared transmitting tube (2.1) of an infrared timer (2) is arranged at the through hole, an infrared receiving tube (2.2) of the infrared timer (2) is positioned on one side of the conveying roller set and is arranged opposite to the infrared transmitting tube (2.1), the time of the bamboo chips (26) passing through the through hole is timed through the infrared timer (2), and the output end of the infrared timer (2) is electrically connected with the PLC display device;
the driving device comprises an upper frame (6) and a bearing plate (7) for driving the upper frame (6) to do elliptic track motion in a vertical plane, the cross section of the upper frame (6) is isosceles triangle, the tip of the upper frame (6) is pressed against the lower surface of a bamboo chip (26), the bamboo chip (26) is driven to move through the friction force between the upper frame (6) and the bamboo chip (26), the lower end surface of the upper frame (6) is fixed on the upper surface of the bearing plate (7), a pressure sensor (8) is arranged between the lower end surface of the upper frame (6) and the upper end surface of the bearing plate (7), and the output end of the pressure sensor (8) is electrically connected with the PLC display device;
the middle part of the lower end of the bearing plate (7) is vertically connected with the upper end of a first connecting rod (9), the first connecting rod (9) is sleeved with a first sleeve (10) in a sliding way, two ends of the outer side wall of the first sleeve (10) are symmetrically connected with one end of two second connecting rods (11) which are opposite, the other end of the second connecting rod (11) which is positioned on the left side is fixedly connected with one end of a sliding block (12), the other end of the sliding block (12) is abutted against the side wall edge of one side of an oblique turntable (13), the side wall edge of the oblique turntable (13) is provided with an annular sliding chute which is matched with the sliding block (12), the rotating shaft of the oblique turntable (13) is fixedly connected with the rotating shaft of a motor (14), the motor (14) is fixed on a lifting seat (15), the other end of the second connecting rod (11) which is positioned on the right side extends into the inner cavity of the second sleeve (16) and is connected with the, the second sleeve (16) is vertically connected to the side wall of the lifting seat (15), the side wall of the lifting seat (15) below the second sleeve (16) is rotatably connected with one end of a mandrel (18), the other end of the mandrel (18) is fixedly connected with a rotating shaft of the bevel turntable (13), the mandrel (18) is coaxially and rotatably connected with the bevel turntable (13), an eccentric wheel (19) is fixedly sleeved on the mandrel (18), the upper end of the eccentric wheel (19) abuts against the lower surface of a baffle (20), the upper end surface of the baffle (20) is vertically and fixedly connected with the lower end of a first connecting rod (9), a second spring (21) is sleeved on the first connecting rod (9), the upper end of the second spring (21) is connected with the lower end of the first sleeve (10), and the lower end of the second spring (21) is connected with the upper surface of the baffle (20);
elevating gear is equipped with the slide opening including lift seat (15) and conflict screw rod (22) at lift seat (15) lower surface on lift seat (15), vertical being equipped with on the base of frame (1) with slide opening assorted slide bar (23), sliding connection is on slide bar (23) about lift seat (15) passes through the slide opening, is fixed with connecting block (24) on the base of frame (1), connecting block (24) are located the below at lift seat (15) lower surface center, and screw rod (22) pass connecting block (24) and downwardly stretch out the base of frame (1), screw rod (22) and connecting block (24) threaded connection, and the upper end of screw rod (22) is supported in the lower surface center department of lift seat (15), and the lower extreme of screw rod (22) is fixed with regulation runner (25).
2. An intelligent bamboo chip edge detection method, which is characterized in that the intelligent bamboo chip edge detection device of claim 1 is used for pre-detection, and the method comprises the following steps:
a: according to the thickness of the bamboo chips (26), the distance between the guide plate (3) and the conveying roller set is adjusted by controlling the telescopic end of the telescopic cylinder (5) to stretch, so that the lower end face of the guide plate (3) can be attached to the upper surface of the bamboo chips (26), the bamboo chips (26) are guided, when the bamboo chips (26) pass through the guide plate (3) and the conveying roller set, the bamboo chips (26) can only horizontally move between the guide plate (3) and the conveying roller set, the bamboo chips (26) are prevented from vertically shaking, and the detection accuracy is improved;
b: setting initial pressure between the top of the top frame (6) and the lower surface of the bamboo chip (26), firstly enabling the top of the top frame (6) to be at the highest point, enabling the top end of the screw rod (22) to move upwards or downwards by rotating the adjusting rotating wheel (25), thereby driving the lifting seat (15) to move up and down on the sliding rod (23), adjusting the pressure between the top of the top frame (6) on the lifting seat (15) and the lower surface of the bamboo chip (26), and enabling the pressure between the top frame (6) and the bamboo chip (26) to reach a set value by observing the output value of a pressure sensor (8) on a PLC display device so as to ensure the accuracy of measurement;
c: the motor (14) is started to drive the bevel connection turntable (13) to rotate, a sliding block (12) which is slidably abutted against the edge of the side wall of the bevel connection turntable (13) and is arranged in an annular sliding groove drives the bearing plate (7) to move towards the right side, meanwhile, the bevel connection turntable (13) rotates to drive an eccentric wheel (19) on a mandrel (18) to rotate, the eccentric wheel (19) pushes the bearing plate (7) to move upwards, and the eccentric wheel (19) and the bearing plate (7) are combined to drive the bearing plate (7) to move in an arc shape towards the upper right side;
d: the top of the top frame (6) is driven by the bearing plate (7) to do elliptic track motion in a vertical plane, when the top of the top frame (6) moves to the highest point of the elliptic track each time, a large pressure can be applied to the lower surface of the bamboo chip (26), so that driving friction force is generated, the top frame (6) drives the bamboo chip (26) to move forward along the guide device through the driving friction force between the top frame and the bamboo chip (26), when the lower end face of the bamboo chip (26) is wide and short of the edge, the pressure between the top frame (6) and the bamboo chip (26) is reduced, so that the driving friction force is reduced, the top frame (6) cannot drive the bamboo chip (26) or needs to spend longer time to pass through the guide device, and the time output to the PLC display device through the infrared timer (2) can be used for pre-detecting whether the edge of the bamboo chip (26) is short of the edge.
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| CN201810438015.4A CN108872072B (en) | 2018-05-09 | 2018-05-09 | Intelligent pre-detection device and method for bamboo chip missing edges |
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| CN201810438015.4A CN108872072B (en) | 2018-05-09 | 2018-05-09 | Intelligent pre-detection device and method for bamboo chip missing edges |
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| CN205995498U (en) * | 2016-08-30 | 2017-03-08 | 衢州市衢江区莲花镇江丰砖瓦厂 | A kind of materials for wall gives up brick breaker |
| CN206291855U (en) * | 2016-12-16 | 2017-06-30 | 中山市建阳机械设备制造有限公司 | A kind of Shaft class length detection machine |
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2018
- 2018-05-09 CN CN201810438015.4A patent/CN108872072B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104950128A (en) * | 2015-06-12 | 2015-09-30 | 福建工程学院 | Intelligent bamboo strip chipped edge detection device provided with ultrasonic motor |
| CN105352972A (en) * | 2015-10-21 | 2016-02-24 | 国家林业局北京林业机械研究所 | Detection apparatus for wane defect of rectangular bamboo splint |
| CN205995498U (en) * | 2016-08-30 | 2017-03-08 | 衢州市衢江区莲花镇江丰砖瓦厂 | A kind of materials for wall gives up brick breaker |
| CN206291855U (en) * | 2016-12-16 | 2017-06-30 | 中山市建阳机械设备制造有限公司 | A kind of Shaft class length detection machine |
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